1. L. Bernstein, The modified algorithm of Jacobi-Perron, Mem. Amer. Math. Soc. 67 (1966), 1–44.
2. L. Bernstein, Periodical continued fractions of degree n by Jacobi's algorithm, J. Reine. Angew. Math. 213 (1964), 31–38.
3. L. Bernstein, New infinite classes of periodic Jacobi-Perron algorithms, Pacific J. Math. 16 (1965), 1–31.
4. L. Bernstein, Einheitenberechnung in kubischen Koerpern mittels des Jacobi-Perronschen Algorithmus aus der Rechenanlage, J. Reine Angew. Math. 244 (1970), 201–220.
5. L. Bernstein, An explicit summation formula and its application, Proc. Amer. Math. Soc. 25, (1970), 323–334.